212201021103 has 8 divisors (see below), whose sum is σ = 288273085488. Its totient is φ = 138798152064.

The previous prime is 212201021057. The next prime is 212201021129. The reversal of 212201021103 is 301120102212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-212201021103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212201021203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667298650 + ... + 667298967.

It is an arithmetic number, because the mean of its divisors is an integer number (36034135686).

Almost surely, 2^212201021103 is an apocalyptic number.

212201021103 is a deficient number, since it is larger than the sum of its proper divisors (76072064385).

212201021103 is a wasteful number, since it uses less digits than its factorization.

212201021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334597673.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212201021103 its reverse (301120102212), we get a palindrome (513321123315).

The spelling of 212201021103 in words is "two hundred twelve billion, two hundred one million, twenty-one thousand, one hundred three".